121427005

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 194088960

約数和(自身を除く): 72661955

約数列:

[1, 5, 7, 17, 19, 23, 35, 85, 95, 115, 119, 133, 161, 323, 391, 437, 467, 595, 665, 805, 1615, 1955, 2185, 2261, 2335, 2737, 3059, 3269, 7429, 7939, 8873, 10741, 11305, 13685, 15295, 16345, 37145, 39695, 44365, 52003, 53705, 55573, 62111, 75187, 150841, 182597, 204079, 260015, 277865, 310555, 375935, 754205, 912985, 1020395, 1055887, 1278179, 1428553, 3469343, 5279435, 6390895, 7142765, 17346715, 24285401, 121427005]

約数ペア:

[(1, 121427005), (5, 24285401), (7, 17346715), (17, 7142765), (19, 6390895), (23, 5279435), (35, 3469343), (85, 1428553), (95, 1278179), (115, 1055887), (119, 1020395), (133, 912985), (161, 754205), (323, 375935), (391, 310555), (437, 277865), (467, 260015), (595, 204079), (665, 182597), (805, 150841), (1615, 75187), (1955, 62111), (2185, 55573), (2261, 53705), (2335, 52003), (2737, 44365), (3059, 39695), (3269, 37145), (7429, 16345), (7939, 15295), (8873, 13685), (10741, 11305)]